Buying Audi 100

Hi, I need your advice. I was offered an Audi 100 2,3E Quattro type 44q. Year of construction 1988, approx. 260tkm run, hu + au until 1/07, ZV, servo, ABS, 5speed transmission, front of Audi 200, exterior colour white, AHK, winter wheels on steel rim sommereifen on LM rim from Audi. Vehicle has a small dent under the rear back light, but this is only a beauty error. Vehicle is to cost 1000 Euro. What do you think of the offer. What do you think about the mileage of the vehicle. verse work on the Audi has been made like oils, brakes, candles, all belts. Thanks already in advance for your help